KR880013164A - Video tape recorder fine recorder - Google Patents

Video tape recorder fine recorder Download PDF

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Publication number
KR880013164A
KR880013164A KR870003867A KR870003867A KR880013164A KR 880013164 A KR880013164 A KR 880013164A KR 870003867 A KR870003867 A KR 870003867A KR 870003867 A KR870003867 A KR 870003867A KR 880013164 A KR880013164 A KR 880013164A
Authority
KR
South Korea
Prior art keywords
signal
video
switch unit
digital
recording
Prior art date
Application number
KR870003867A
Other languages
Korean (ko)
Other versions
KR940008876B1 (en
Inventor
이홍석
Original Assignee
구자학
주식회사 금성사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 구자학, 주식회사 금성사 filed Critical 구자학
Priority to KR1019870003867A priority Critical patent/KR940008876B1/en
Publication of KR880013164A publication Critical patent/KR880013164A/en
Application granted granted Critical
Publication of KR940008876B1 publication Critical patent/KR940008876B1/en

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Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02Control of operating function, e.g. switching from recording to reproducing
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02Recording, reproducing, or erasing methods; Read, write or erase circuits therefor

Landscapes

  • Television Signal Processing For Recording (AREA)

Abstract

내용 없음No content

Description

비디오 테이프 레코더 미세 기록장치Video tape recorder fine recorder

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 회로구성도, 제2도는 본 발명에 의한 제어신호발생기 상세회로도, 제3도 가-아는 본 발명 회로각부의 신호파형도.1 is a circuit diagram of the present invention, FIG. 2 is a detailed circuit diagram of a control signal generator according to the present invention, and FIG. 3 is a signal waveform diagram of each circuit part of the present invention.

Claims (1)

기록할 영상신호(1)가 스위치부(2)와 기록신호개(3), 스위치부(4)를 통해 영상헤드(5)에 입력되도록하되, 스위치부(2)일측출력은 지연회로(6), 스위치부(7), 아날로그/디지탈변환기(8), 디지탈메모리(9) 및 디지탈/아날로그변환기(10)를 통해 스위치부(4)일측입력에 연결함과 동시에 수직동기 신호검출기(11)를 통해 제어신호발생기(12) 일측입력에 연결하고, 제어신호발생기(12)의 일측출력은 스위치부(7)제어단자에 연결하며, 타측출력은 아날로그/디지탈변환기(8), 메모리(9), 디지탈/아날로그변환기(10)를 제어하는 게이트회로(13)에 연결함과 동시에 시간판별기(14)를 통해 마이크로컴퓨터(15)에 연결하되, 마이크로컴퓨터(15)에는 미세 기록 키이 입력신호(FR)에 따라 스위치(2,4,7), 제어신호발생기(12), 게이트회로(13)를 제어토록 미세 기록키이 입력신호가 입력되지 않았으면 기록신호개를 통해 영상 헤드에 영상신호를 출력하고 입력되었으면 수직동기 신호를 검출하는 제1단계, 수직동기 신호가 검출되었으면 디지탈메모리에 영상신호를 기록/판독하고 영상헤드에 출력토록하며, 검출되지 않았으면 스위치(7)를 오프하고 내장된 시간판별기를 동작시킨 후 1피일드분의 기억된 메모리 내용을 판독하여 영상헤드에 출력한 다음 시간판별기로 판별된 시간이 소정시간이 되었는지의 여부를 판단하는 제2단계, 소정시간이 안되었으면 제2단계로부터 재실행하고 되었으면 자동기록정지를 수행토록하는 제3단계로된 프로그램을 기억시켜서 된 비디오테이프레코더 미세 기록 장치.The video signal 1 to be recorded is inputted to the video head 5 through the switch unit 2, the recording signal opening 3, and the switch unit 4, but one output of the switch unit 2 is a delay circuit 6 Through the switch unit 7, analog / digital converter 8, digital memory 9, and digital / analog converter 10, and at the same time the vertical synchronization signal detector 11 The control signal generator 12 is connected to one input of the control signal, and the one output of the control signal generator 12 is connected to the control terminal of the switch unit 7, and the other output is the analog / digital converter 8 and the memory 9. , To the gate circuit 13 for controlling the digital / analog converter 10 and to the microcomputer 15 through the time discriminator 14, the microcomputer 15 having a fine recording key input signal ( FR), the fine recording key input signal is not input to control the switches 2, 4, 7, control signal generator 12 and gate circuit 13. The first step of outputting the video signal to the video head through the recording signal, and detecting the vertical synchronizing signal, if the vertical synchronizing signal is detected, recording / reading the video signal to the digital memory and outputting the video signal to the video head. If not, turn off the switch 7, operate the built-in time discriminator, read the contents of the one-memory memory, output them to the image head, and then check whether the time determined by the time discriminator has reached a predetermined time. A video tape recorder fine recording apparatus comprising: storing a program comprising a second step of judging, and a third step of executing an automatic recording stop if it is executed again from the second step if a predetermined time has not been reached. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870003867A 1987-04-22 1987-04-22 Video tape recorder KR940008876B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870003867A KR940008876B1 (en) 1987-04-22 1987-04-22 Video tape recorder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870003867A KR940008876B1 (en) 1987-04-22 1987-04-22 Video tape recorder

Publications (2)

Publication Number Publication Date
KR880013164A true KR880013164A (en) 1988-11-30
KR940008876B1 KR940008876B1 (en) 1994-09-28

Family

ID=19260894

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870003867A KR940008876B1 (en) 1987-04-22 1987-04-22 Video tape recorder

Country Status (1)

Country Link
KR (1) KR940008876B1 (en)

Also Published As

Publication number Publication date
KR940008876B1 (en) 1994-09-28

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